Search

Cai Y. Chen

Examiner (ID: 4729, Phone: (571)270-5679 , Office: P/2425 )

Most Active Art Unit
2425
Art Unit(s)
2425
Total Applications
998
Issued Applications
757
Pending Applications
44
Abandoned Applications
220

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19326973 [patent_doc_number] => 12044650 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-23 [patent_title] => Lateral flow assay with controlled conjugate time and controlled flow time [patent_app_type] => utility [patent_app_number] => 17/715415 [patent_app_country] => US [patent_app_date] => 2022-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 48 [patent_figures_cnt] => 53 [patent_no_of_words] => 55719 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17715415 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/715415
Lateral flow assay with controlled conjugate time and controlled flow time Apr 6, 2022 Issued
Array ( [id] => 18125906 [patent_doc_number] => 20230011524 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-12 [patent_title] => SYSTEM AND METHOD FOR DETECTING PATHOGENS IN AN ENVIRONMENT VIA AN ELECTROSTATIC AIR SAMPLER [patent_app_type] => utility [patent_app_number] => 17/709213 [patent_app_country] => US [patent_app_date] => 2022-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15537 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17709213 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/709213
System and method for detecting pathogens in an environment via an electrostatic air sampler Mar 29, 2022 Issued
Array ( [id] => 17733701 [patent_doc_number] => 20220219160 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => Kits for Stabilization of cfDNA in Urine Samples [patent_app_type] => utility [patent_app_number] => 17/709310 [patent_app_country] => US [patent_app_date] => 2022-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14139 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17709310 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/709310
Kits for stabilization of cfDNA in urine samples Mar 29, 2022 Issued
Array ( [id] => 18353726 [patent_doc_number] => 11642107 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-09 [patent_title] => Kits for stabilizing analytes in urine samples [patent_app_type] => utility [patent_app_number] => 17/709348 [patent_app_country] => US [patent_app_date] => 2022-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 15 [patent_no_of_words] => 14149 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17709348 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/709348
Kits for stabilizing analytes in urine samples Mar 29, 2022 Issued
Array ( [id] => 17884013 [patent_doc_number] => 20220299490 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-22 [patent_title] => SENSOR ARRAYS WITH NUCLEOPHILIC INDICATORS [patent_app_type] => utility [patent_app_number] => 17/698011 [patent_app_country] => US [patent_app_date] => 2022-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14422 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17698011 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/698011
SENSOR ARRAYS WITH NUCLEOPHILIC INDICATORS Mar 17, 2022 Abandoned
Array ( [id] => 17884029 [patent_doc_number] => 20220299506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-22 [patent_title] => OPTICAL COVID-19 DETECTION SYSTEM [patent_app_type] => utility [patent_app_number] => 17/696749 [patent_app_country] => US [patent_app_date] => 2022-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6941 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17696749 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/696749
OPTICAL COVID-19 DETECTION SYSTEM Mar 15, 2022 Pending
Array ( [id] => 18338740 [patent_doc_number] => 20230130689 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => IN VITRO DIAGNOSTIC SAMPLE TUBES AND METHODS OF USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/655044 [patent_app_country] => US [patent_app_date] => 2022-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6445 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17655044 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/655044
IN VITRO DIAGNOSTIC SAMPLE TUBES AND METHODS OF USE THEREOF Mar 15, 2022 Abandoned
Array ( [id] => 17913521 [patent_doc_number] => 20220315916 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => SAMPLE EXTRACTION AND PREPARATION DEVICE [patent_app_type] => utility [patent_app_number] => 17/688155 [patent_app_country] => US [patent_app_date] => 2022-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7725 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17688155 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/688155
SAMPLE EXTRACTION AND PREPARATION DEVICE Mar 6, 2022 Abandoned
Array ( [id] => 17671452 [patent_doc_number] => 20220184619 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => MAGNETIC PARTICLE LUMINESCENT MICRO-FLUIDIC CHIP FOR MULTI-MARKER DETECTION AND DETECTION APPARATUS [patent_app_type] => utility [patent_app_number] => 17/685368 [patent_app_country] => US [patent_app_date] => 2022-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4623 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17685368 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/685368
MAGNETIC PARTICLE LUMINESCENT MICRO-FLUIDIC CHIP FOR MULTI-MARKER DETECTION AND DETECTION APPARATUS Mar 1, 2022 Abandoned
Array ( [id] => 17655905 [patent_doc_number] => 20220176370 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-09 [patent_title] => METHOD FOR PURIFYING AND TESTING BIOMOLECULES FROM BIOLOGICAL SAMPLES [patent_app_type] => utility [patent_app_number] => 17/679737 [patent_app_country] => US [patent_app_date] => 2022-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8167 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17679737 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/679737
METHOD FOR PURIFYING AND TESTING BIOMOLECULES FROM BIOLOGICAL SAMPLES Feb 23, 2022 Pending
Array ( [id] => 18141487 [patent_doc_number] => 20230015329 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => Gene Detection Kit and Dene Detection Device [patent_app_type] => utility [patent_app_number] => 17/948804 [patent_app_country] => US [patent_app_date] => 2022-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 39527 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17948804 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/948804
Kit and device for use with gene detection techniques and testing Feb 10, 2022 Issued
Array ( [id] => 18323232 [patent_doc_number] => 20230121360 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => INTERCONNECTED PHOTOSYNTHESIS MATRIX AND BIO-ENERGY PRODUCTION SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/785664 [patent_app_country] => US [patent_app_date] => 2022-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13594 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17785664 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/785664
INTERCONNECTED PHOTOSYNTHESIS MATRIX AND BIO-ENERGY PRODUCTION SYSTEMS Jan 31, 2022 Abandoned
Array ( [id] => 17830406 [patent_doc_number] => 20220267710 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => CELL COLLECTING APPARATUS, CELL COLLECTING METHOD, AND COMPUTER-READABLE MEDIUM [patent_app_type] => utility [patent_app_number] => 17/582244 [patent_app_country] => US [patent_app_date] => 2022-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10906 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17582244 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/582244
CELL COLLECTING APPARATUS, CELL COLLECTING METHOD, AND COMPUTER-READABLE MEDIUM Jan 23, 2022 Abandoned
Array ( [id] => 17982865 [patent_doc_number] => 20220348901 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => METHODS, DEVICES, AND KITS FOR PURIFYING AND LYSING BIOLOGICAL PARTICLES [patent_app_type] => utility [patent_app_number] => 17/551761 [patent_app_country] => US [patent_app_date] => 2021-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17664 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17551761 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/551761
METHODS, DEVICES, AND KITS FOR PURIFYING AND LYSING BIOLOGICAL PARTICLES Dec 14, 2021 Pending
Array ( [id] => 20466758 [patent_doc_number] => 12522791 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-13 [patent_title] => Microplate assembly and method for transferring sample by means of a microplate assembly [patent_app_type] => utility [patent_app_number] => 17/541288 [patent_app_country] => US [patent_app_date] => 2021-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 23 [patent_no_of_words] => 3071 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17541288 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/541288
Microplate assembly and method for transferring sample by means of a microplate assembly Dec 2, 2021 Issued
Array ( [id] => 19474929 [patent_doc_number] => 12105008 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-01 [patent_title] => Fluid system and sample processor including fluid system [patent_app_type] => utility [patent_app_number] => 17/790955 [patent_app_country] => US [patent_app_date] => 2021-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 5927 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17790955 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/790955
Fluid system and sample processor including fluid system Nov 29, 2021 Issued
Array ( [id] => 19930691 [patent_doc_number] => 12303885 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-20 [patent_title] => Genome extraction device including safety clip combined with inner chamber [patent_app_type] => utility [patent_app_number] => 17/455625 [patent_app_country] => US [patent_app_date] => 2021-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 30 [patent_no_of_words] => 9169 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 281 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17455625 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/455625
Genome extraction device including safety clip combined with inner chamber Nov 17, 2021 Issued
Array ( [id] => 19808619 [patent_doc_number] => 12239979 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Genome extraction device of dual chamber structure in which outer chamber and inner chamber are combined with each other [patent_app_type] => utility [patent_app_number] => 17/455554 [patent_app_country] => US [patent_app_date] => 2021-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 30 [patent_no_of_words] => 13382 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17455554 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/455554
Genome extraction device of dual chamber structure in which outer chamber and inner chamber are combined with each other Nov 17, 2021 Issued
Array ( [id] => 19216758 [patent_doc_number] => 20240181462 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => PCR PLATE SEALING FILM WITH GOOD SEALING EFFECT [patent_app_type] => utility [patent_app_number] => 17/795850 [patent_app_country] => US [patent_app_date] => 2021-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5309 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 305 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17795850 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/795850
PCR PLATE SEALING FILM WITH GOOD SEALING EFFECT Nov 8, 2021 Pending
Array ( [id] => 17596930 [patent_doc_number] => 20220146504 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => SYSTEM AND METHOD FOR AUTOMATED COLLECTION OF AEROSOL PARTICLES [patent_app_type] => utility [patent_app_number] => 17/519293 [patent_app_country] => US [patent_app_date] => 2021-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2755 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17519293 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/519293
SYSTEM AND METHOD FOR AUTOMATED COLLECTION OF AEROSOL PARTICLES Nov 3, 2021 Abandoned
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